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NEW LOAD FACTORS FOR PRESTRESSED CONCRETE HIGHWAY BRIDGES

THE NEW AASHO LOAD FACTOR SPECIFICATIONS ARE PRESENTED FOR DESIGNING PRESTRESSED CONCRETE HIGHWAY BRIDGES. THE EFFECTS OF THE NEW LOAD FACTOR EQUATIONS ON BOTH PRECAST-PRESTRESSED CONCRETE AND CAST-IN-PLACE POST-TENSIONED CONSTRUCTION ARE DESCRIBED. THE NEW LOAD FACTORS HAVE SUBSEQUENTLY BEEN INCORPORATED INTO THE 1973 AASHO SPECIFICATIONS FOR HIGHWAY BRIDGES. /PCIJ/